Home / 8,481,090.33-11,674,357.25-7,391,488.64

Finding the Fourth Proportional to 8,481,090.33, 11,674,357.25 and 7,391,488.64

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Solution

The fourth proportional to 8,481,090.33, 11,674,357.25 and 7,391,488.64 is: 10,174,502.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,481,090.33 : 11,674,357.25 = 7,391,488.64 : x
  2. Step 2: Convert to fraction form
    8,481,090.33/11,674,357.25 = 7,391,488.64/x
  3. Step 3: Cross multiply
    8,481,090.33x = 11,674,357.25 × 7,391,488.64
  4. Step 4: Simplify right side
    8,481,090.33x = 86,290,878,897,347.41
  5. Step 5: Solve for x
    x = 86,290,878,897,347.41/8,481,090.33
  6. Step 6: Final answer
    x = 10,174,502.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.